Android Open Source - GeoTagger Add Tag Servlet

From Project

Back to project page GeoTagger.

License

The source code is released under:

GNU General Public License

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Java Source Code

package horizon.geotagger.server;
/*  w w w  . ja  va 2  s .c o m*/
import horizon.geotagger.PMF;
import horizon.geotagger.model.Tag;

import java.io.BufferedInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;

import javax.jdo.PersistenceManager;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.codehaus.jackson.JsonNode;
import org.codehaus.jackson.map.ObjectMapper;

public class AddTagServlet
extends HttpServlet
{
  private static final long serialVersionUID = 1030756850358949459L;
  
  @Override
  protected void doPost(
      HttpServletRequest request, HttpServletResponse response)
  throws  ServletException,
      IOException
  {
    doPut(request, response);
  }

  @Override
  protected void doPut(
      HttpServletRequest request, HttpServletResponse response)
  throws  ServletException,
      IOException
  {
    BufferedInputStream in = new BufferedInputStream(
        request.getInputStream());
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    int b;
    while((b = in.read()) != -1)
      out.write(b);
    in.close();
    String json = new String(out.toByteArray(), "UTF-8");
    ObjectMapper mapper = new ObjectMapper();
    JsonNode node = mapper.readTree(json);
    if(!node.isObject() || node.isNull())
      return;
    
    Tag tag = mapper.treeToValue(node, Tag.class);
    PersistenceManager pm = PMF.get().getPersistenceManager();
    pm.makePersistent(tag);
  }
}

Java Source Code List